Aspon

丙硫特普

Also known as: ASPON (TM), O,O,O',O'-TETRAPROPYL DITHIOPYRO-PHOSPHATE, Tetra-n-propyl dithionopyrophosphate, Tetra-n-propyl dithiopyrophosphate, O,O,O,O-TETRAPROPYLDITHIO-PYROPHOSPHATE, Propyl thiopyrophosphate, Tetrapropyl thiodiphosphate, 1,2-Dithio-diphosphorsaeure-tetra-O-propylester, 1,2-dithio-diphosphoric acid tetra-O-propyl ester, A 42, ASP 51, ASP-51, Caswell No. 845A, ENT 16,894, Stauffer asp-51, dipropoxyphosphinothioyloxy-dipropoxy-sulfanylidene-λ5-phosphane, bis-o,o-di-n-propylphosphorothionicanhydride, NPD, E 8573, NSC 2550

Aspon (CAS 3244-90-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C12H28O5P2S2 and a molecular weight of 378.42500 g/mol. It is also known as ASPON (TM), O,O,O',O'-TETRAPROPYL DITHIOPYRO-PHOSPHATE and Tetra-n-propyl dithionopyrophosphate. Key properties include a melting point of -44.9°C, a boiling point of 381.6ºC at 760mmHg, a density of 1.173g/cm3 and a flash point of 184.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3244-90-4
Jingsj CID
J-1326902-3
Molecular Formula
C12H28O5P2S2
Chinese Name
丙硫特普
Molecular Weight
378.42500 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-44.9°C
Boiling Point381.6ºC at 760mmHg
Density1.173g/cm3
Flash Point184.6ºC

Frequently Asked Questions

What is the CAS number of Aspon?

The CAS number of Aspon is 3244-90-4.

What are the molecular formula and molecular weight of Aspon?

Aspon has molecular formula C12H28O5P2S2 and molecular weight 378.42500 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Aspon (CAS 3244-90-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1326902-3 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.